Deaths from all causes in certain large cities of the United States during the week ended October 20, 1923, infant mortality, annual death rate, and comparison with corresponding week of 1922-Continued.

PREVALENCE OF DISEASE.

No health department, State or local, can effectively prevent or control discase without knowledge of when, where, and under what conditions cases are occurring.

UNITED STATES.

CURRENT STATE SUMMARIES.

These reports are preliminary, and the figures are subject to change when later returns are received by the State health officers.